#FBF666#FBF666

#FBF666 is a very light, vivid yellow. Relative luminance 0.874; OKLCH L 95.1% C 0.163 H 107.3°. Best body text is #000000 at 18.48:1 contrast (WCAG AA passes).

Color values

HEX	#FBF666
RGB	rgb(251, 246, 102)
HSL	hsl(58, 95%, 69%)
HSV	hsv(58, 59%, 98%)
CMYK	cmyk(0%, 2%, 59.4%, 1.6%)
CIE-LAB	lab(94.90, -15.69, 67.97)
CIE-LCH	lch(94.90, 69.75, 103.00°)
OKLab	oklab(95.06% -0.0483 0.1557)
OKLCH	oklch(95.06% 0.163 107.3)
XYZ	xyz(75.1401, 87.3824, 25.4762)
Luminance	0.8738 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF666 #666BFB

analogous

#FBAC66 #FBF666 #B5FB66

triadic

#FBF666 #66FBF6 #F666FB

tetradic

#FBF666 #66FBAC #666BFB #FB66B5

square

#FBF666 #66FBAC #666BFB #FB66B5

split-complementary

#FBF666 #66B5FB #AC66FB

monochromatic

#E1D906 #F9F22A #FBF666 #FDFAA2 #FEFDDD

Accessibility & contrast

On white

1.14

#FBF666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.48

#FBF666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF666

18.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF666	#FFFFFF	#000000	##000000
##FBF666	1.00	1.14	18.48	18.48
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.48	21.00	1.00	1.00
##000000	18.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED55

Deuteranopia (green-blind)

#FFF36E

Tritanopia (blue-blind)

#FFE7D7

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fbf666;
/* rgb */ color: rgb(251, 246, 102);
/* oklch */ color: oklch(95.1% 0.163 107.3);

Tailwind

colors: {
  custom: {
    50: '#fff897',
    500: '#fbf666',
    950: '#000000',
  },
}

SCSS

$custom: #fbf666;
$custom-light: #fff897;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf666",
  "rgb": {
    "r": 251,
    "g": 246,
    "b": 102
  },
  "hsl": {
    "h": 57.987,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.95062,
    "c": 0.16299,
    "h": 107.3
  },
  "luminance": 0.8738
}

Semantic roles & 50–950 ramp

primary

#FBF666

secondary

#3036D5

accent

#08E600

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FBF666

Body copy rendered with the generated semantic roles for this colour.

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